CN210328163U

CN210328163U - Movable fastening platform for drilling PCB circuit

Info

Publication number: CN210328163U
Application number: CN201920896460.5U
Authority: CN
Inventors: 罗仙凤
Original assignee: Huaian Maotai Technology Co Ltd
Current assignee: Huaian Maotai Technology Co Ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-04-14
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses a drilling of PCB circuit is with mobilizable fastening platform, the on-line screen storage device comprises a base, the fixing base is installed respectively in four angle departments in base upper portion, lead screw and guiding axle are installed respectively to the fixing base inboard, the upper portion left end fixed mounting of base has first fixed slot, slidable mounting has first centre gripping arm in the first fixed slot, spacing post is installed in the left side of first fixed slot slidable mounting has third centre gripping arm on the third fixed slot, third centre gripping arm upper end has fourth centre gripping arm through the round pin hub connection, the right side of fourth centre gripping arm is provided with the push pedal, base upper portion is provided with a plurality of supporting shoes. This mobilizable fastening platform is used in drilling of PCB circuit through setting up a plurality of spout fixing bases, makes the position of centre gripping arm all adjustable to adapt to the not PCB circuit board of equidimension, still be provided with a plurality of cylindrical supporting shoes on the base, thereby support PCB circuit board, prevent that drilling in-process circuit board deformation from damaging.

Description

Movable fastening platform for drilling PCB circuit

Technical Field

The utility model relates to a fastening platform technical field specifically is a drilling of PCB circuit is with mobilizable fastening platform.

Background

The PCB circuit board, also called as printed circuit board, is the provider of electrical connection of electronic components, and its design is mainly territory design, and the main advantages of using the circuit board are that it can greatly reduce error of wiring and assembling, and can raise automation level and production labor rate, and can be divided into single-layer board, double-layer board, four-layer board, six-layer board and other multi-layer circuit board according to the number of layers of circuit board.

PCB circuit board fastening platform on the market is all bigger and complicated, can not satisfy the working space environment in general laboratory, perhaps anchor clamps can not be stable fix the circuit board, easily cause the drilling accident, anchor clamps also can not change the size of anchor clamps along with required circuit board size, can only carry out the clamping to the circuit board of a certain specification, it is inconvenient to use, cause the wasting of resources, and simultaneously, lack the support to the circuit board in drilling process, lead to the circuit board to warp the damage easily, therefore, propose a mobilizable fastening platform for drilling of PCB circuit to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drilling of PCB circuit is with mobilizable fastening platform to it can not be applicable to the circuit board of equidimension not to propose current PCB circuit board fastening platform in solving above-mentioned background art, leads to the technical problem that the circuit board damaged in the drilling process simultaneously easily.

In order to achieve the above object, the utility model provides a following technical scheme: a movable fastening platform for drilling a PCB circuit comprises a base, wherein fixed seats are respectively installed at four corners of the upper part of the base, a lead screw and a guide shaft are respectively installed on the inner side of each fixed seat, a rotating wheel is installed at the end part of the lead screw, a first fixed groove is fixedly installed at the left end of the upper part of the base, a first clamping arm is slidably installed in the first fixed groove, a limiting column is installed at the left side of the first fixed groove and is in threaded connection with the base, a first air cylinder is installed at the corresponding position of the lower part of the limiting column, a pull rod of the first air cylinder penetrates through the limiting column and is connected with a second fixed groove, a second clamping arm is slidably installed in the second fixed groove, a sliding seat is arranged at the upper part of the base, nuts and guide blocks are respectively installed at two sides of the sliding seat, and, the improved clamping device is characterized in that a third fixing groove is welded at the front end of the sliding seat, a third clamping arm is slidably mounted on the third fixing groove, a fourth clamping arm is connected to the upper end of the third clamping arm through a pin shaft, a push plate is arranged on the right side of the fourth clamping arm, a second cylinder is connected to the right side of the push plate, and a plurality of supporting blocks are arranged on the upper portion of the base.

Preferably, the clamping surfaces of the first clamping arm, the second clamping arm, the third clamping arm and the fourth clamping arm are respectively provided with a rubber pad.

Preferably, the front end clamping surface and the rear end of the fourth clamping arm are both cylindrical, and the cylindrical surface of the rear end of the fourth clamping arm is tangent to the inclined surface of the push plate.

Preferably, the lower part of the push plate is provided with a convex block, and the sliding seat is provided with a groove matched with the convex block.

Preferably, the supporting block is cylindrical, the lower cylinder of the supporting block is made of nonmagnetic materials, the upper cylinder of the supporting block is made of magnets, and the upper end face of the supporting block is provided with a rubber ring.

Compared with the prior art, the beneficial effects of the utility model are that: this mobilizable fastening platform is used in drilling of PCB circuit, through setting up a plurality of spout fixing bases, make the position of centre gripping arm all adjustable, and simultaneously, the centre gripping arm of one side is installed on the sliding seat of accessible lead screw adjustment position, the regulation of both ends centre gripping arm interval has been realized about, thereby adapt to the PCB circuit board of equidimension not, still be provided with a plurality of cylindrical supporting shoes on the base, the magnetic material of supporting shoe lower extreme, can be according to the position of drilling position random adjustment supporting shoe when drilling, thereby support the PCB circuit board, prevent drilling in-process circuit board deformation damage.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic view of a local structure at a position a of the present invention.

In the figure: 1. a base; 2. A fixed seat; 3. A lead screw; 4. A rotating wheel; 5. A guide shaft; 6. A first fixing groove; 7. A second fixing groove; 8. A first clamp arm; 9. A second clamp arm; 10. A limiting column; 11. A first cylinder; 12. A sliding seat; 13. A nut; 14. A guide block; 15. A third fixing groove; 16. A third clamp arm; 17. A fourth clamp arm; 18. Pushing the plate; 19. A second cylinder; 20. And (7) a supporting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a movable fastening platform for drilling a PCB circuit comprises a base 1, wherein four corners of the upper part of the base 1 are respectively provided with a fixed seat 2, the inner side of the fixed seat 2 is respectively provided with a screw rod 3 and a guide shaft 5, the end part of the screw rod 3 is provided with a rotating wheel 4, the left end of the upper part of the base 1 is fixedly provided with a first fixed groove 6, a first clamping arm 8 is arranged in the first fixed groove 6 in a sliding manner, the left side of the first fixed groove 6 is provided with a limiting column 10, the limiting column 10 is in threaded connection with the base 1, the lower part of the limiting column 10 is correspondingly provided with a first air cylinder 11, a pull rod of the first air cylinder 11 penetrates through the limiting column 10 to be connected with a second fixed groove 7, a second clamping arm 9 is arranged in the second fixed groove 7 in a sliding manner, the upper part of the base 1 is provided with a sliding seat 12, two sides, the front end of the sliding seat 12 is welded with a third fixing groove 15, a third clamping arm 16 is slidably mounted on the third fixing groove 15, the upper end of the third clamping arm 16 is connected with a fourth clamping arm 17 through a pin shaft, the right side of the fourth clamping arm 17 is provided with a push plate 18, the right side of the push plate 18 is connected with a second cylinder 19, and the upper portion of the base 1 is provided with a plurality of supporting blocks 20.

Furthermore, rubber pads are arranged on the clamping surfaces of the first clamping arm 8, the second clamping arm 9, the third clamping arm 16 and the fourth clamping arm 17, and the clamping parts are provided with the rubber pads to effectively protect the circuit board from being damaged in the clamping process.

Furthermore, the front end clamping face and the rear end of the fourth clamping arm 17 are both cylindrical, the cylindrical surface of the rear end of the fourth clamping arm 17 is tangent to the inclined surface of the push plate 18, and the cylindrical surface of the rear end of the fourth clamping arm 17 is tangent to the inclined surface of the push plate 18, so that when the second cylinder 19 pushes the push plate 18, the fourth clamping arm 17 clamps the circuit board, and meanwhile, the circuit board is prevented from being jammed.

Furthermore, the lower part of the push plate 18 is provided with a convex block, the sliding seat 12 is provided with a groove matched with the convex block, and the push plate 18 and the sliding seat 12 are provided with the convex block and the groove matched with each other, so that the push plate 18 can be prevented from position deviation in the moving process, and the clamping is not loosened.

Further, the supporting block 20 is cylindrical, the lower cylinder of the supporting block is a magnet, the upper cylinder of the magnet is made of nonmagnetic material, the upper end surface of the supporting block 20 is provided with a rubber ring, and the magnetic material at the lower end of the supporting block 20 can be randomly adjusted according to the position of a drilling hole during drilling, so that the PCB is supported, and the deformation and damage of the PCB during the drilling process are prevented.

The working principle is as follows: firstly, according to the size of the PCB, respectively sliding a first clamping arm 8, a second clamping arm 9, a third clamping arm 16 and a fourth clamping arm 17, adjusting the positions of four clamping parts, thereby adapting to the side length of the PCB, then rotating a rotating wheel 4 at the end part of a lead screw 3, thereby driving a sliding seat 12 to move to the position capable of supporting the PCB, then respectively pumping air to a first cylinder 11 and a second cylinder 19, so that the four clamping parts are opened, then putting the PCB to be drilled, placing a supporting block 20 near the position where the PCB is to be drilled, then ventilating the first cylinder 11 and the second cylinder 19, so that the clamping parts clamp the PCB, and then drilling operation can be carried out.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a drilling of PCB circuit is with mobilizable fastening platform, includes base (1), its characterized in that: the fixing seat (2) is respectively installed at four corners of the upper portion of the base (1), a lead screw (3) and a guide shaft (5) are respectively installed on the inner side of the fixing seat (2), a rotating wheel (4) is installed at the end portion of the lead screw (3), a first fixing groove (6) is fixedly installed at the left end of the upper portion of the base (1), a first clamping arm (8) is installed in the first fixing groove (6) in a sliding mode, a limiting column (10) is installed on the left side of the first fixing groove (6), the limiting column (10) is in threaded connection with the base (1), a first air cylinder (11) is installed at the corresponding position of the lower portion of the limiting column (10), a pull rod of the first air cylinder (11) penetrates through the limiting column (10) to be connected with a second fixing groove (7), a second clamping arm (9) is installed in the second fixing groove (7) in a sliding mode, nut (13) and guide block (14) are installed respectively to sliding seat (12) both sides, nut (13) and guide block (14) respectively with lead screw (3) and guiding axle (5) swing joint, the welding of sliding seat (12) front end has third fixed slot (15), slidable mounting has third centre gripping arm (16) on third fixed slot (15), third centre gripping arm (16) upper end has fourth centre gripping arm (17) through the round pin hub connection, the right side of fourth centre gripping arm (17) is provided with push pedal (18), the right side of push pedal (18) is connected with second cylinder (19), base (1) upper portion is provided with a plurality of supporting shoes (20).

2. The movable fastening platform for drilling PCB circuits as claimed in claim 1, wherein: and rubber pads are arranged on the clamping surfaces of the first clamping arm (8), the second clamping arm (9), the third clamping arm (16) and the fourth clamping arm (17).

3. The movable fastening platform for drilling PCB circuits as claimed in claim 1, wherein: the front end clamping surface and the rear end of the fourth clamping arm (17) are both cylindrical, and the cylindrical surface of the rear end of the fourth clamping arm is tangent to the inclined surface of the push plate (18).

4. The movable fastening platform for drilling PCB circuits as claimed in claim 1, wherein: the lower part of the push plate (18) is provided with a convex block, and the sliding seat (12) is provided with a groove matched with the convex block.

5. The movable fastening platform for drilling PCB circuits as claimed in claim 1, wherein: the supporting block (20) is cylindrical, the cylinder at the lower part of the supporting block is a magnet, the cylinder at the upper part of the supporting block is made of nonmagnetic materials, and a rubber ring is arranged on the upper end face of the supporting block (20).